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Tree Problems

Practice binary tree and BST problems — DFS, BFS, level order traversal, lowest common ancestor, and more.

Difficulty

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Showing 12 of 12 problems

Family Reunion Seating Plan
Tree · ~40 min
Tree
~40 min
Hard
Family Tree Generations
Tree · ~15 min
Tree
~15 min
Easy
Family Reunion Seating PlanV2
Tree · ~25 min
Tree
~25 min
Medium
Family Reunion Invitation List
Tree · ~25 min
Tree
~25 min
Medium
Recursive Art Gallery
Tree · ~40 min
Tree
~40 min
Hard
Calculate Tree Height
Tree · ~15 min
Tree
~15 min
Easy
Binary Tree Path Sum Finder
Tree · ~40 min
Tree
~40 min
Hard
Recursive Directory Size Calculator
Tree · ~25 min
Tree
~25 min
Medium
All Paths from Root to Leaf
Tree · ~15 min
Tree
~15 min
Easy
Zigzag Level Order Traversal
Tree · ~25 min
Tree
~25 min
Medium
Count Leaf Nodes
Tree · ~15 min
Tree
~15 min
Easy
Binary Tree Maximum Path Sum with Constraints
Tree · ~40 min
Tree
~40 min
Hard

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